Carrying over from yesterday’s examination of the Ubuntu command line, today’s installment of 30 Days With Ubuntu Linux is dedicated to ‘man’ and ‘grep’. These commands wield significant power, and ...

You may find yourself in a situation where you remember the content of a file but not its name. Linux offers various commands to help you find files based on specific text strings within them. By ...

With -w, grep will match “error” but skip things like “errors” or “terror.” The difference can be subtle, but when you’re trying to be precise, it matters a lot. I use this when I’m searching through ...

Taking advantage of the grep command’s many options 2 grep commands that will help you find whole words The many faces of the Linux grep command How To: Grep tricks for Linux users Groping through big ...

Quick: If you shout "regular expressions" in a crowd of Linux users, what happens? Answer: Everyone will tell you the right way to use them, and every answer will be different. Regular expressions -- ...